After enough food on your plate, any extra is redundant.

 A teacher has to know how to adapt to each class with no excuses.

He received such an obvious welt on his arm from playing an aggressive sport.

My flight from England to Canada was nonstop.

Buying an object of higher quality is a superior choice.

Your age has nothing to do with your life long impact on others. 

On a magnet, there are two main forces of polarity.

To acquire or receive something is to get it.

When cars were produced long ago we had to use a crank to start the engine.

The complete opposite of forward is reverse.